Tube Holder Collar Clip, for 1/4" OD, 1/8" ID Tubing Back Catalog number: 800066 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800063 Tube Holder Housing End, 1/2" for 5mm OD Price on request 200484 Tubing, 1/4" ID x 1/16" W (3 ft), Clear Vinyl, GilAir-3/GilAir-5/HFS Price on request 811-9966-50 Sorbent Tube, Silica Gel, 6X70, 100/50, 50/BX Price on request